Handle calls with max. args in backends even after SPLIT.
FFI: Improve error messages for arithmetic and comparison operators.
Fix types & printf format
FFI: Insert no-op type conversion for pointer to integer cast.
FFI: Fix unroll limit for ffi.fill().
FFI: Must sink XBAR together with XSTOREs.
Add missing PHI barrier to string.sub(str, a, b) == kstr FOLD rule.
Fix compatibility issues with Illumos.

Thanks to Theo Schlossnagle.
FFI: Preserve intermediate string for const char * conversion.

Otherwise the trailing NUL is lost.
Set out_messages.pool to NULL as well
li_close() resets connect->readArena
Merge branch 'master' of farm.corp.mail.ru:octopus
PPC: Add plt suffix for external calls from assembler code.
Add say_syswarn
Cleanup logging
Add comment
Cleanup logging
Rmove superflous argument for input_reader
  struct service may be deduced from struct conn
Update changelog.
RELEASE LuaJIT-2.0.2